Definitionn. any of diverse minute acellular or unicellular organisms usually nonphotosynthetic
Last update: August 22, 2015
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In Europe a peculiar ciliated Protozoon (_Trichodina spongillæ_) is found attached to the external surface of freshwater sponges. [Please select]
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The other protozoon was _Vorticella monilata_, Tatem, which has been found, not in association with _Hydra_, in Europe and S. [Please select]
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On the surface of the sponge I have found a peculiar protozoon which resembles the European _Trichodina spongillæ_ in general structure but belongs, I think, to a distinct species, if not to a distinct genus. [Please select]
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On the first occasion the tentacles were completely covered with this protozoon, so that they appeared at first sight as though encased in flagellated epithelium. [Please select]
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